In the figure the pulley has negligible mass, and both it and the inclined plane are frictionless. Block A has a mass of 1.7 kg, block B has a mass of 2.0 kg, and angle 0 is 31 ° If the blocks are released from rest with the connecting cord taut, what is their total kinetic energy when block B has fallen 29 cm? Number i Units

In the figure the pulley has negligible mass, and both it and the inclined plane are frictionless. Block A has a mass of 1.7 kg, block B has a mass of 2.0 kg, and angle 0 is 31 ° If the blocks are released from rest with the connecting cord taut, what is their total kinetic energy when block B has fallen 29 cm? Number i Units

University Physics Volume 1

18th Edition

ISBN:9781938168277

Author:William Moebs, Samuel J. Ling, Jeff Sanny

Publisher:William Moebs, Samuel J. Ling, Jeff Sanny

Chapter7: Work And Kinetic Energy

Section: Chapter Questions

Problem 76P: Calculate the power output needed for a 950-kg car to climb a 2.00 slope at a constant 30.0 m/s...

See similar textbooks

Similar questions

Show that when A+B=C then A2+B2+2ABcos , where is the angle between vectors A and B .
In the figure the pulley has negligible mass, and both it and the inclined plane are frictionless. Block A has a mass of 1.1 kg, block B has a mass of 2.0 kg, and angle θ is 30 °. If the blocks are released from rest with the connecting cord taut, what is their total kinetic energy when block B has fallen 23 cm?
(a) Calculate the force (in N) the woman in the figure below exerts to do a push-up at constant speed, taking all data to be known to three digits. (You may need to use torque methods from a later chapter.) m = 68 kg CG Fre reaction 0.85 m 1.41 m N (b) How much work (in J) does she do if her center of mass rises 0.220 m? (c) What is her useful power output (in W) if she does 15 push-ups in 1 min? (Should work done lowering her body be included? See the discussion of useful work in Work, Energy, and Power in Humans.) W
The collar of 5 kg mass shown in the figuremoves on a parabolic bar on a horizontal plane.The collar has a speed of 8 m/sec when it is atpoint B. Determine the friction force betweenthe collar and the bar if the coefficient offriction is 0.25. Formula of the parabolic bar isshown in the figure.
you psush a file acbinet up a rough ramp titled at 10 degreee with horizontak. The file cabinet has a mass 82kg and you are pushing with a 260N force in the direction up along the ramp. The friction force on the cabinet from the ramp is 35N. It's moved 3.00m up along the ramp. whats the workdone by you on the cabinet
Needs Complete typed solution with 100 % accuracy.
SaN A 100 kg JOlid sphericai rock (!=215 MR?) has a radius Of 25.0 cm. The rock is rolling down a hill with a velocity of 5.00 ms-. Find the to1a! kinetic energy of the rolling rock.
Needs Complete typed solution with 100 % accuracy.
Prob. F14-8 F14-9. If the motor winds in the cable with a constant speed of v = 3 m/s, determine the power supplied to the motor. The load weighs 100 N and the efficiency of the motor is ɛ = 0.8. Neglect the mass of the pulleys. C D B. A lv= 3 m/s %3D E Prob. F14-9
Based on the given please answer the two question What is the fulcrum? What is the effort?
Three friends ride a Ferris wheel with a diameter of 77m. Their combined mass with each car of the Ferris wheel is 379kg. When their car is at position A, the steel support applies 681N force at the car at an angle of 40degrees with the horizontal. What is the speed of the cars? 19.42
Do it, definitely upvote you